PHP 7.1.18 Released

SolrCollapseFunction::setNullPolicy

(PECL solr >= 2.2.0)

SolrCollapseFunction::setNullPolicySets the NULL Policy

说明

public SolrCollapseFunction SolrCollapseFunction::setNullPolicy ( string $nullPolicy )

Sets the NULL Policy. One of the 3 policies defined as class constants shall be passed. Accepts ignore, expand, or collapse policies.

参数

nullPolicy

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